52mm Marine Pointer Tachometer Gauge Red Backlight Universal for Motorcycle Car Truck Boat Petrol Engine 932V.

1. Suitable for all series of impregnation machines, universal for car, truck, and motorcycle diesel generator gasoline engines. 2. Uses a stepper motor for improved sensitivity, high quality, high precision, low power consumption, and long service life. 3. The numbers and pointer clearly indicate the backlighting on the dial for easy reading in the dark. 4. Manufactured according to original production specifications, in compliance with strict quality standards. 5. Easy installation with the English user manual; professional installation is highly recommended for most cars or engines. Specification: Item Type: Tachometer Material: ABS + Stainless Steel Size: Approx. 52mm/2.1 inches Voltage: 9-32V Water and Dustproof Rating: IP67 Compatibility: Suitable for car/truck/ship/diesel generator/gasoline engine. How to Use: Wiring: 1. The red wire is connected to the positive terminal; 2. The black wire is connected to the negative terminal; 3. The yellow wire connected to the positive terminal is the light source; 4. The blue wire connected to the positive terminal is the control pointer; 5. The white wire connected to the positive terminal is the signal. Package list: 1 x Tachometer, 1 x Manual